Decide whether or not each of the following metals dissolves in 1 M HCl. For these metals that do dissolve, enter a balanced redox reaction showing what happens when the metal dissolves.
1. Cu
2. Fe

Which statement is best described as a atom

Which ocean zone has the most abundant primary producer and why a) the abyssopelagic zone ,du to the absence of light and cold water temperatureb) the bathypelagic zone, due to the absence of light and cold water temperaturec) the mesopelagic zone ,due to uts high light availability and warm water temperature d) the epipelagic zone,due to its high light availability and warm water temperature

Hey guys so i need to know what is _nh3+> nh4oh ~chemistry~